Not stoked on pricing on any of these. not gonna pay that If one pays say $15 / month for flexible hosting products, these kinds of services are comparatively overpriced. Does the realtime feedback matter? My experience is its better to wait for your stakeholders to complete their round of feedback to weed out redundancy. Realtime is just a distraction There is a stand-out feature which is video, not all these servic…
If you think that the service is not as good as your current solutions, that is a different critique and discussion altogether.
I would actually advise to get rid of the $19/month option, because as all of the successful SaaS operators say it will result in the unhappiest customers and the lowest profit margin.